Alfa Aesar™ Ammonium thiosulfate, 98+%

Manufacturer: Alfa Aesar™ A1019022

Quantity 100g

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Catalog No. AAA1019022

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    Chemical Identifiers

    CAS 7783-18-8
    Molecular Formula (NH4)2S2O3
    Formula Weight 148.20g/mol
    MDL Number MFCD00015965
    Merck Index 14,562
    Chemical Name or Material Ammonium thiosulfate

    Specifications

    Melting Point ≈180°C (dec.)
    pH 6.0 to 6.5
    Quantity 100g
    CAS 7783-18-8
    Molecular Formula (NH4)2S2O3
    Formula Weight 148.20g/mol
    MDL Number MFCD00015965
    Merck Index 14,562
    RTECS Number XN6465000
    TSCA TSCA
    Chemical Name or Material Ammonium thiosulfate
    Assay ≥98%

    Description

    Applications
    Ammonium thiosulfate finds application for leaching of gold and silver since it forms strong complexes. It is widely utilized as a photographic fixing agent, which acts quicklier than sodium thiosulfate fixers. It serves as a fertilizer. It acts as an additive to coal-waste mixtures to inhibit the formation of dangerous dioxins and furans. It is used as an analytical reagent in laboratories.

    Solubility
    Soluble in water, slightly soluble in acetone. Insoluble in ethanol and diethyl ether.

    Notes
    Hygroscopic. Incompatible with strong oxidizing agents, acids, magnesium and aluminum.

    SDS & Safety Documents

  • Description & Specifications
  • Safety and Handling

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